Container closure plug



FIG. 1 is a top plan view of a container closure plug showing my new design;

FIG. 2 is a partial cross-sectional right side view thereof, taken in the direction of line 2-2 in FIG. 1;

FIG. 3 is a right side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a front view thereof;

FIG. 7 is an underplan view thereof; and,

FIG. 8 is a cross-sectional view drawn to a larger scale, illustrating an in-use engagement between a portion of the container closure plug of FIG. 1 and an overcap drawn in broken lines.

The broken lines in FIG. 8 illustrating an overcap depict environment and form no part of the claimed design. All other broken lines depict portions of the container closure plug that form no part of the claimed design. 

CLAIM The ornamental design for a container closure plug, as shown and described. 